Riding-harrow.



No. 745,836. PATENTED DEC. 1, 1903. R. H. HARTZELL.

RIDING HARROW.

IT [I w 1 I 3 1 2 3 5 I 72, Vdiij i 1 w a I No. 745,836. PatentedDecember 1, 1903.

UNITED STATES PATENT OFFICE.

ROBERT I-I. HARTZELL, OF ROOKFALLS, ILLINOIS, ASSIGNOR OF ONE-HALF TOFRANK O. RUMLEY, OF ROOKFALLS, ILLINOIS.

RlDlNG-HARROW.

SPECIFICATION forming part of Letters Patent No. 745,836, dated December90 Application filed September 19, 1902. Serial No. 124,002. (No model.)

To aZZ whom, it may concern: front bar of the frame by means of a pairof Be it known that 1, ROBERT H. HARTZELL, short chains 8 of equallength. At each side acitizen of the United States,residingat Rockofeach harrow-section are short chains 9, by

falls, in the county of W'hiteside and State of means of which suchsection is loosely con- 5 Illinois, have invented certain new and usefulnected with the bent portions of the crank- Improvements inRiding-Harrows; and I do shaft 4. The harrow-sections are looselydeclare the following to be a full, clear, and united near their rearends by links 10. exact description of the invention, such as Secured tothe crank-shaft 4, so as to imwill enable others skilled in the art towhich part a rocking motion thereto, is a lever 11,

10 it appertains to make and use the same, refprovided with aspring-pawl device adapted ereuce being had to the accompanying drawtoengage notches in the arch 12, secured to ings, and to the figures ofreference marked the frame 1. By this means the bent porthereon, whichform a part of this specifications of the crank-shaft may be raised orlow tion. ered at will, carrying with them the harrow- :5 My inventionhas reference to riding-harsections 7.

rows, and seeks by an improved construction Secured to the frame 1 andcross-piece 2 is to overcome some of the objectionable feathe tongue 13,to which the horses may be sotures which devices of that class nowpossess. cured in the usual manner. Convenient to I do this by providinga light frame balanced the lever 11 is a seat 14, secured on a support20 on two carrying-wheels, the' front bar of such 15, fastened to theframe 1.

frame serving as a draft-bar, to which the By operation of the lever 11the harrow= i harrow sections are directly attached, the sections aresimultaneously raised from conhorses being secured immediately in frontof tact with the earth or returned thereto. such bar. This constructionpossesses the The method of attaching the sections to the 25 advantageof furnishing a direct and positive draft-bar and to each other permitssuch secline of draft from the horses to the harrowtions to havealimitedlateral movement withsections, which is greatly to be desired for outdisturbing the alinement thereof and prethe reason that a more steadyand even opervents their turning sidewise or running into ation of theharrow is secured thereby. each other.

0 In connection with the above featuresIfur- What I claim as myinvention, and desire nish a simple and convenient means for eletosecure by Letters Patent of the United vating the harrow-sections abovethe ground States, is when it is desired to turn around or drive Thecombination with the open frame comfrom one place to another withoutoperating prising end, front and rear pieces secured to- 35 the machine.gether, a cross-piece 2, and longitudinally- In the drawings, Figure 1is a plan view of extending cross-pieces arranged at right anmy device.Fig. 2 is a side elevation thereof gles to the said cross-piece 2,supports sewith one of the wheels removed. cured to the rear face of thecross-piece 2, a

l is the frame of the machine, having a shaft journaled in said supportsand being 40 transverse central cross-piece 2, to which are formed witha plurality of cranks, a plurality secured the carrying-wheels 3. ofharrow sections arranged beneath said 4 is a continuous crank-shaftjournaled at frame and being joined together by flexible its ends inboxes 5, secured to the frame and connections, short chains secured tothe said 0 sustained between its ends by supports 6, seharrow-sectionsand to the cranks of the shaft 4.5 cured to the cross-piece 2. lyingdirectly thereabove, a lever rigidly se- 7 7 represent harrow-sectionsof usual concured to said shaft and projecting upwardly struction, eachsection being secured to the between the last-named longitudinally-ex-In testimony whereof I affix my signature in presence of two Witnesses.

ROBERT H. HARTZELL.

tending cross-pieces, and a notched arch secured to one of saidlast-named cross-pieces, a stop carried by the lever for engagement withsaid areh,'fiexib1e connections between the forward ends of saidbarrow-sections, and Witnesses: the front piece of said frame and Wheelsfor J. E. MOPHERSON, supporting said frame. I F. A. GOULD.

